RECORD: Darwin, C. R. Geological diary: Huafo. (1.1835) CUL-DAR35.267 Transcribed by Kees Rookmaaker, edited by John van Wyhe (Darwin Online,

REVISION HISTORY: Transcribed by Kees Rookmaaker, corrections and editing by John van Wyhe 5.2011. RN1

NOTE: This document, part of the largest scientific document composed by Darwin during the voyage of the Beagle, is written mostly in ink. Where Marginal notes are here integrated into the text.

Editorial symbols used in the transcription:
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Reproduced with the permission of the Syndics of Cambridge University Library and William Huxley Darwin.

See the introduction to the Geological Diary by Gordon Chancellor.


Huafo — Jan. 16th [1835]. —

Cliffs [blank] feet high: composed of blackish, fine grained, compact muddy sandstone: more forming aggregated than what is usual: very few layers of much flattened, grey hard-calcareo-sandstone concretion:

Bands of rock, with immense numbers of Turritellae: Some many also some [Fresus] & Venus, with concertine lines. Also Orthocentes. —

Specks of lignite: caverns

No pebbles: in E & W section small dip to East, on East side of Island. =

All SW end of Chiloe. Penbury with reefs of hard rocks:

267 verso

Inside of cavern the sky coated with very fine light

exportation of snow white salt in great quantities (1143 in bottle). —

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Citation: John van Wyhe, editor. 2002-. The Complete Work of Charles Darwin Online. (

File last updated 2 July, 2012